JANE STREET GROUP, LLC

CIK

1595888

City

NEW YORK

State / Country

Stock

ACLS — Axcelis Technologies Inc

Top Portfolio Positions

3,960 positions · $674,374,687,116 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
SPY	Spdr S&P 500 ETF Trust	199,908,899	$130,008,753,375	19.28%
QQQ	Invesco Qqq Trust, Series 1	72,961,946	$42,112,175,991	6.24%
TSLA	Tesla, Inc. Consumer Cyclical	96,307,904	$35,802,463,311	5.31%
NVDA	Nvidia Corp Technology	186,634,816	$32,549,111,909	4.83%
GLD	Spdr Gold Trust	75,600,043	$32,529,942,501	4.82%
META	Meta Platforms, Inc. Communication Services	35,584,342	$20,358,869,587	3.02%
MU	Micron Technology Inc Technology	44,692,337	$15,098,859,131	2.24%
MSFT	Microsoft Corp Technology	39,450,469	$14,603,380,108	2.17%
AMZN	Amazon Com Inc Consumer Cyclical	67,664,445	$14,092,473,959	2.09%
AAPL	Apple Inc. Technology	49,649,392	$12,600,519,193	1.87%

Portfolio Trend

23 quarters · across all stocks

Holdings in ACLS

Compact Export CSV

Shares Held

Position Value (USD)

38 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,224,612	23,900	+184.5%	Call	Defined	2026-05-12
2026-03-31	$781,872	8,400	+3.7%	Put	Defined	2026-05-12
2025-12-31	$650,754	8,100	-89.8%	Put	Defined	2026-02-12
2025-12-31	$6,350,795	79,049	+320.5%	Shares	Defined	2026-02-12
2025-12-31	$1,510,392	18,800	-41.8%	Call	Defined	2026-02-12
2025-09-30	$3,153,772	32,300	+12.9%	Put	Defined	2025-11-14
2025-09-30	$2,793,382	28,609	+82.2%	Shares	Defined	2025-11-14
2025-09-30	$1,532,948	15,700	-20.3%	Call	Defined	2025-11-14
2025-06-30	$1,372,893	19,700	-69.9%	Put	Defined	2025-08-14
2025-06-30	$4,564,972	65,504	-60.8%	Shares	Defined	2025-08-14
2024-09-30	$17,501,561	166,920	+1638.8%	Shares	Defined	2024-11-15
2024-09-30	$1,006,560	9,600	-43.9%	Call	Defined	2024-11-15
2024-09-30	$1,792,935	17,100	-85.6%	Put	Defined	2024-11-15
2024-06-30	$16,833,588	118,388	+196.1%	Shares	Defined	2024-08-15
2024-03-31	$4,458,680	39,981	-53.5%	Shares	Defined	2024-05-16
2023-12-31	$11,154,246	86,007	+78.3%	Shares	Defined	2024-02-15
2023-09-30	$7,864,553	48,234	+87.4%	Shares	Defined	2023-11-15
2023-06-30	$4,718,363	25,737	+84.1%	Shares	Defined	2023-08-14
2023-03-31	$1,862,434	13,977	-30.4%	Shares	Defined	2023-05-16
2022-12-31	$1,593,231	20,076	+79.4%	Shares	Defined	2023-02-15
2022-09-30	$677,666	11,190	-34.6%	Shares	Defined	2022-11-15
2022-06-30	$937,873	17,102	-50.7%	Shares	Defined	2022-08-16
2022-03-31	$2,620,891	34,700	+312.8%	Put	Defined	2022-05-17
2022-03-31	$634,829	8,405	-89.6%	Shares	Defined	2022-05-17
2022-03-31	$6,125,483	81,100	+70.1%	Call	Defined	2022-05-17
2021-12-31	$3,555,243	47,683	+418.3%	Shares	Defined	2022-02-15
2021-12-31	$685,952	9,200	-69.1%	Put	Defined	2022-02-15
2021-12-31	$2,221,888	29,800	+143.1%	Call	Defined	2022-02-15
2021-09-30	$576,587	12,260	+23.8%	Shares	Defined	2021-11-16
2021-09-30	$465,597	9,900	-22.7%	Call	Defined	2021-11-16
2021-06-30	$517,376	12,800	-29.2%	Call	Defined	2021-08-16
2021-06-30	$731,196	18,090	+174.1%	Shares	Defined	2021-08-16
2021-03-31	$271,194	6,600	-76.9%	Put	Defined	2021-05-18
2021-03-31	$1,175,174	28,600	+95.5%	Call	Defined	2021-05-18
2021-03-31	$600,981	14,626	+44.8%	Shares	Defined	2021-05-18
2020-12-31	$294,112	10,100	-83.7%	Put	Defined	2021-02-17
2020-09-30	$1,361,800	61,900	+664.2%	Call	Defined	2020-11-17
2020-06-30	$225,585	8,100	—	Put	Defined	2020-08-17
No 13F history on record for this holder in this stock.